Roundabouts are the New Big Thing here in Sweden, they're building them everywhere. On average it seems to be an improvement, and I have a local anecdote where

Roundabouts are the New Big Thing here in Sweden, they're building them everywhere. On average it seems to be an improvement, and I have a local anecdote where a very busy intersection was rebuilt and improved vastly (while "everyone" said that it was a bad idea before it was completed).